Trans-Hudson orogeny

E527864

The Trans-Hudson orogeny was a major Paleoproterozoic mountain-building event that helped assemble the core of the North American continent by colliding several ancient continental fragments.

All labels observed (4)

Label Occurrences
Trans-Hudson orogeny canonical 3
Penokean orogeny 1
Trans-Hudson orogen belt 1

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf Paleoproterozoic orogeny
geological event
orogeny
approximateAgeRange 1.9–1.8 billion years ago
associatedWith amphibolite-facies metamorphism
back-arc basins
foreland basins
granulite-facies metamorphism
greenstone belts
high-grade metamorphic belts
volcanic arcs
continentInvolved Laurentia
North American craton
linked to: Laurentian craton
economicImportance associated with base metal deposits
associated with copper deposits
associated with gold mineralization
associated with nickel deposits
formsStructure Trans-Hudson orogenic belt
geologicalAge Paleoproterozoic
helpedForm core of the North American continent
involvedTerrane Hearne craton
Rae craton
Superior craton
microcontinental fragments
orogenyType collisional orogeny
partOf assembly of the North American craton
presentInCountry Canada
United States
presentInRegion Black Hills
Canadian Shield
Hudson Bay region
Manitoba
North Dakota
Nunavut
Reindeer Zone
Saskatchewan
South Dakota
Thompson Nickel Belt
Wyoming
resultedIn folding and thrusting of sedimentary sequences
formation of a major Paleoproterozoic orogenic belt
granitoid magmatism
metamorphism of Archean and Paleoproterozoic rocks
suturing of Archean cratons
thickening of continental crust
significance important for understanding plate tectonics in the Paleoproterozoic
key event in stabilization of the North American craton
major event in early Proterozoic continental growth
tectonicSetting continent–continent collision

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Laurentia experienced Trans-Hudson orogeny
Laurentia experienced Penokean orogeny
linked to: Trans-Hudson orogeny
Trans-Hudson orogeny formsStructure Trans-Hudson orogenic belt
linked to: Trans-Hudson orogeny
Wyoming craton orogenicHistoryIncludes Trans-Hudson orogeny
Wyoming craton boundedBy Trans-Hudson orogen belt
linked to: Trans-Hudson orogeny
Rae craton associatedOrogeny Trans-Hudson orogeny